Abandoned by her parents and raised in an institution, Kaori gets a job at the company of Masahiko, the husband of her university senior, Ayako. One day, Kaori is invited to Masahiko's house and gets drunk. When she wakes up, she finds that she has lost control of her limbs...

Abe Tetsuya and his wife Mariko are newlyweds. One day, Tetsuya is involved in a traffic accident and falls into a coma. Meanwhile, Mariko is called by Tetsuya's boss, Kai. He forces her to drink a drugged drink, rapes her, and tells her that Tetsuya has been embezzling company funds.

One day, Jun, a model, loses patience with her gigolo, Kanematsu, and runs away. After being chased by Kanematsu, Jun is saved from an accident by a former novelist named Wahei. Jun falls in love at first sight and uses the excuse of gratitude to have sex with Wahei. Meanwhile, Wahei decides to return to his family home, but...

Although their married life is going well, Noriko and Daisaku are starting to have differences when it comes to their sexual activities. One day, Daisaku's father, Yusaku, shows up. Noriko doesn't like Yusaku, who is known for sexual harassment. Daisaku is infatuated with Mizuho, ​​a door-to-door saleswoman, and when Noriko returns to her parents' house...

Aoi, a wife, is busy saving money with the goal of buying a home with her husband, Shuji. However, she is having an affair with Maeda, the manager of the store where she works part-time. On the way home from a tryst, Aoi and Maeda are approached by a drunk woman. A few days later, the woman who moved in next door comes to say hello, but it is the same drunk woman from before...

Murakami's wife Mami caresses his crotch. However, Murakami has lost interest. Sakura is running the kitchen at a pension near the seaside in place of her injured father. Then the doorbell rings, and when she goes to the front door, she finds Murakami, her former lover. He says he left his family and job to come and visit...

Sakakibara marries Miho, a young wife who is a generation younger than him. People envy him, but Sakakibara enjoys his young wife's lush body while also struggling with his own. The two originally had a relationship as boss and secretary. Miho encourages Sakakibara, who is depressed over his breakup with his ex-wife, and the two eventually become romantically involved.

Upon receiving news that his estranged father was critically ill, Yukio rushes to his family home, a guesthouse, with his wife, Mariko. Yukio's family has been driven to bankruptcy by Mariko's extravagant spending habits. Soon, his younger brother, Toru, and his wife arrive. The housekeeper, Shiori, watches them with curious eyes as they begin to playfully interact inappropriately…